A Quick and Simple Dictionary

ninja

1. (initialism) .  (US, finance) No income, no job or assets — describing credit characteristics of a borrower, usually of a residential mortgage.
2. Noun.  (martial arts) A person trained primarily in stealth, espionage, assassination and the Japanese martial art of ninjutsu.
3. Noun.  A Mongolian amateurish private miner (mainly for gold); after the shape of the plastic bowls used to wash metal ore with mercury, roughly resembling one of the ''Teenage Mutant Ninja Turtles''.
4. Noun.  (slang) Juggalo version of the epithet "nigga".
5. Verb.  To act in the manner of a ninja, especially in the areas of speed and power.
6. Verb.  (gaming, slang) To claim an item in a game by abusing game mechanics, often despite having no real need for the item or ability to use it.
7. Verb.  (internet, slang) To post a response on a message board immediately before someone else unknowingly posts a response saying the same thing.